CN105981404B - 使用麦克风阵列的混响声的提取 - Google Patents

使用麦克风阵列的混响声的提取 Download PDF

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Publication number
CN105981404B
CN105981404B CN201480066907.6A CN201480066907A CN105981404B CN 105981404 B CN105981404 B CN 105981404B CN 201480066907 A CN201480066907 A CN 201480066907A CN 105981404 B CN105981404 B CN 105981404B
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microphone
sound
filter
diffuse
scattered
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CN105981404A (zh
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奥利弗·蒂尔加特
伊曼纽尔·哈毕兹
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0264—Noise filtering characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or predictive techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L2021/02082—Noise filtering the noise being echo, reverberation of the speech
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02166—Microphone arrays; Beamforming
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G11B2020/10537—Audio or video recording
    • G11B2020/10592—Audio or video recording specifically adapted for recording or reproducing multichannel signals
    • G11B2020/10601—Audio or video recording specifically adapted for recording or reproducing multichannel signals surround sound signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]

Landscapes

  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
CN201480066907.6A 2013-12-11 2014-12-02 使用麦克风阵列的混响声的提取 Active CN105981404B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP13196672 2013-12-11
EP13196672.3 2013-12-11
EP14156014.4A EP2884491A1 (en) 2013-12-11 2014-02-20 Extraction of reverberant sound using microphone arrays
EP14156014.4 2014-02-20
PCT/EP2014/076252 WO2015086377A1 (en) 2013-12-11 2014-12-02 Extraction of reverberant sound using microphone arrays

Publications (2)

Publication Number Publication Date
CN105981404A CN105981404A (zh) 2016-09-28
CN105981404B true CN105981404B (zh) 2019-06-04

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Country Status (7)

Country Link
US (1) US9984702B2 (enExample)
EP (2) EP2884491A1 (enExample)
JP (1) JP6389259B2 (enExample)
CN (1) CN105981404B (enExample)
BR (1) BR112016013366B1 (enExample)
RU (1) RU2640742C1 (enExample)
WO (1) WO2015086377A1 (enExample)

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CN105869651B (zh) * 2016-03-23 2019-05-31 北京大学深圳研究生院 基于噪声混合相干性的双通道波束形成语音增强方法
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US9813833B1 (en) * 2016-10-14 2017-11-07 Nokia Technologies Oy Method and apparatus for output signal equalization between microphones
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JP7173355B2 (ja) * 2019-08-08 2022-11-16 日本電信電話株式会社 Ｐｓｄ最適化装置、ｐｓｄ最適化方法、プログラム
WO2021024475A1 (ja) * 2019-08-08 2021-02-11 日本電信電話株式会社 Ｐｓｄ最適化装置、ｐｓｄ最適化方法、プログラム
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CN113963712B (zh) * 2020-07-21 2025-07-25 华为技术有限公司 滤除回声的方法、电子设备和计算机可读存储介质
CN112017684B (zh) * 2020-08-27 2022-06-24 北京计算机技术及应用研究所 一种基于麦克风阵列的密闭空间混响消除方法
CN113257270B (zh) * 2021-05-10 2022-07-15 中国科学技术大学 一种基于参考麦克风优化的多通道语音增强方法
CN115862665B (zh) * 2023-02-27 2023-06-16 广州市迪声音响有限公司 一种回声混响效果参数的可视化曲线界面系统

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Also Published As

Publication number Publication date
BR112016013366A2 (pt) 2017-08-08
US20160293179A1 (en) 2016-10-06
EP2884491A1 (en) 2015-06-17
EP3080806A1 (en) 2016-10-19
US9984702B2 (en) 2018-05-29
JP2017503388A (ja) 2017-01-26
RU2640742C1 (ru) 2018-01-11
WO2015086377A1 (en) 2015-06-18
CN105981404A (zh) 2016-09-28
BR112016013366B1 (pt) 2021-12-28
EP3080806B1 (en) 2021-07-28
JP6389259B2 (ja) 2018-09-12

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